package com.example.array.unit1;

import java.util.Arrays;

/**
 * @author ASUS
 */
public class MainClass {
    public static void main(String[] args) throws Exception {
        int[] array = {2, 5, -2, 6, -3, 8, 0, -7, -9, 4};
        Arrays.sort(array);
        printArray(array);
        int index = Arrays.binarySearch(array, 2);
        System.out.println("元素 2  在第 " + index + " 个位置");
    }

    private static void printArray(int[] array) {
        System.out.println("数组排序结果为"
                + ": [length: " + array.length + "]");
        for (int i = 0; i < array.length; i++) {
            if (i != 0) {
                System.out.print(", ");
            }
            System.out.print(array[i]);
        }
        System.out.println();
    }
}